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【单选题】

In an auxiliary boiler steam and water system, the highest pressure will be in the ().

A、steam stop valve

B、dry pipe

C、feedwater system

D、generating tubes

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第2题

A、New channels for restore and recovery tasks  B、New name for the data files of the tablespace  C、Auxiliary name for the data files of the tablespace  D、Auxiliary destinations for an auxiliary set of data files  

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第3题

A、New channels for restore and recovery tasks  B、New name for the data files of the tablespace  C、Auxiliary name for the data files of the tablespace  D、Auxiliary destinations for an auxiliary set of data files  

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第5题

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第7题

A、incorrect electrode setting  B、incorrect nozzle position  C、clogged fuel nozzle  D、broken high tension lead  

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第8题

A、water in the fuel oil  B、excessive cycling  C、high fuel oil pressure  D、improper burner maintenance  

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第9题

A、dissolved oxygen  B、chlorides  C、sludge  D、dissolved nitrogen  

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